|
1 #include "substdio.h" |
|
2 #include "readwrite.h" |
|
3 #include "wait.h" |
|
4 #include "exit.h" |
|
5 #include "fork.h" |
|
6 #include "fd.h" |
|
7 #include "qmail.h" |
|
8 #include "auto_qmail.h" |
|
9 |
|
10 static char *binqqargs[2] = { "bin/qmail-queue", 0 } ; |
|
11 |
|
12 int qmail_open(qq) |
|
13 struct qmail *qq; |
|
14 { |
|
15 int pim[2]; |
|
16 int pie[2]; |
|
17 |
|
18 if (pipe(pim) == -1) return -1; |
|
19 if (pipe(pie) == -1) { close(pim[0]); close(pim[1]); return -1; } |
|
20 |
|
21 switch(qq->pid = vfork()) { |
|
22 case -1: |
|
23 close(pim[0]); close(pim[1]); |
|
24 close(pie[0]); close(pie[1]); |
|
25 return -1; |
|
26 case 0: |
|
27 close(pim[1]); |
|
28 close(pie[1]); |
|
29 if (fd_move(0,pim[0]) == -1) _exit(120); |
|
30 if (fd_move(1,pie[0]) == -1) _exit(120); |
|
31 if (chdir(auto_qmail) == -1) _exit(61); |
|
32 execv(*binqqargs,binqqargs); |
|
33 _exit(120); |
|
34 } |
|
35 |
|
36 qq->fdm = pim[1]; close(pim[0]); |
|
37 qq->fde = pie[1]; close(pie[0]); |
|
38 substdio_fdbuf(&qq->ss,write,qq->fdm,qq->buf,sizeof(qq->buf)); |
|
39 qq->flagerr = 0; |
|
40 return 0; |
|
41 } |
|
42 |
|
43 unsigned long qmail_qp(qq) struct qmail *qq; |
|
44 { |
|
45 return qq->pid; |
|
46 } |
|
47 |
|
48 void qmail_fail(qq) struct qmail *qq; |
|
49 { |
|
50 qq->flagerr = 1; |
|
51 } |
|
52 |
|
53 void qmail_put(qq,s,len) struct qmail *qq; char *s; int len; |
|
54 { |
|
55 if (!qq->flagerr) if (substdio_put(&qq->ss,s,len) == -1) qq->flagerr = 1; |
|
56 } |
|
57 |
|
58 void qmail_puts(qq,s) struct qmail *qq; char *s; |
|
59 { |
|
60 if (!qq->flagerr) if (substdio_puts(&qq->ss,s) == -1) qq->flagerr = 1; |
|
61 } |
|
62 |
|
63 void qmail_from(qq,s) struct qmail *qq; char *s; |
|
64 { |
|
65 if (substdio_flush(&qq->ss) == -1) qq->flagerr = 1; |
|
66 close(qq->fdm); |
|
67 substdio_fdbuf(&qq->ss,write,qq->fde,qq->buf,sizeof(qq->buf)); |
|
68 qmail_put(qq,"F",1); |
|
69 qmail_puts(qq,s); |
|
70 qmail_put(qq,"",1); |
|
71 } |
|
72 |
|
73 void qmail_to(qq,s) struct qmail *qq; char *s; |
|
74 { |
|
75 qmail_put(qq,"T",1); |
|
76 qmail_puts(qq,s); |
|
77 qmail_put(qq,"",1); |
|
78 } |
|
79 |
|
80 char *qmail_close(qq) |
|
81 struct qmail *qq; |
|
82 { |
|
83 int wstat; |
|
84 int exitcode; |
|
85 |
|
86 qmail_put(qq,"",1); |
|
87 if (!qq->flagerr) if (substdio_flush(&qq->ss) == -1) qq->flagerr = 1; |
|
88 close(qq->fde); |
|
89 |
|
90 if (wait_pid(&wstat,qq->pid) != qq->pid) |
|
91 return "Zqq waitpid surprise (#4.3.0)"; |
|
92 if (wait_crashed(wstat)) |
|
93 return "Zqq crashed (#4.3.0)"; |
|
94 exitcode = wait_exitcode(wstat); |
|
95 |
|
96 switch(exitcode) { |
|
97 case 115: /* compatibility */ |
|
98 case 11: return "Denvelope address too long for qq (#5.1.3)"; |
|
99 case 31: return "Dmail server permanently rejected message (#5.3.0)"; |
|
100 case 51: return "Zqq out of memory (#4.3.0)"; |
|
101 case 52: return "Zqq timeout (#4.3.0)"; |
|
102 case 53: return "Zqq write error or disk full (#4.3.0)"; |
|
103 case 0: if (!qq->flagerr) return ""; /* fall through */ |
|
104 case 54: return "Zqq read error (#4.3.0)"; |
|
105 case 55: return "Zqq unable to read configuration (#4.3.0)"; |
|
106 case 56: return "Zqq trouble making network connection (#4.3.0)"; |
|
107 case 61: return "Zqq trouble in home directory (#4.3.0)"; |
|
108 case 63: |
|
109 case 64: |
|
110 case 65: |
|
111 case 66: |
|
112 case 62: return "Zqq trouble creating files in queue (#4.3.0)"; |
|
113 case 71: return "Zmail server temporarily rejected message (#4.3.0)"; |
|
114 case 72: return "Zconnection to mail server timed out (#4.4.1)"; |
|
115 case 73: return "Zconnection to mail server rejected (#4.4.1)"; |
|
116 case 74: return "Zcommunication with mail server failed (#4.4.2)"; |
|
117 case 91: /* fall through */ |
|
118 case 81: return "Zqq internal bug (#4.3.0)"; |
|
119 case 120: return "Zunable to exec qq (#4.3.0)"; |
|
120 default: |
|
121 if ((exitcode >= 11) && (exitcode <= 40)) |
|
122 return "Dqq permanent problem (#5.3.0)"; |
|
123 return "Zqq temporary problem (#4.3.0)"; |
|
124 } |
|
125 } |